Because of this special feature, players can use jokers to complete challenging combinations or greatly improve their hands, adding an exciting layer of strategy to the game. Howojo slotsever, effective joker leveraging necessitates meticulous timing & planning. Effective Joking. For maximum effect, players should think about when to use jokers, such as to finish a critical meld or to prevent an opponent from completing a set. Also, even though jokers are effective tools, it's important to understand that they shouldn't be used solely.